A natural plant extract manufacturer and OEM/ODM partner
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Do you accept third-party inspection?

Yes — we fully welcome third-party inspection by SGS, BV, Intertek, and other accredited agencies.

Inspection Options

TypeWhat Is Checked
Pre-productionRaw materials and factory conditions
During productionProcess and sampling
Pre-shipmentFinal quality and quantity

How We Cooperate

  • Coordinate inspection schedules with your agency
  • Provide samples, batch info, and documents
  • Adjust production scheduling around the inspection date
  • Arrange access to production, QC lab, and warehouse

Cost & Reporting

  • Inspection fees are paid by the buyer
  • The agency issues the report directly to you
  • We review findings with you and address any observations

Recommended Timing

For large or contract orders, pre-shipment inspection is recommended to verify quality and quantity before payment of the balance.

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This article was published on 2026-09-07, and last updated on 2026-09-07. The article will be continuously updated.

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Guilin Four Seasons Sunshine

sales@essentialoilsfactory.com
86 13367530509

Founded in 2006, Guilin Four Seasons Sunshine F&F Co., Ltd. is a natural plant extract manufacturer and OEM/ODM partner in Guilin, China, combining proprietary Living-Fragrance physical extraction with supercritical fluid extraction to deliver pure, traceable botanical ingredients to global food, flavor, fragrance and personal care brands.

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